Pith Number

pith:UVFDVKTX

pith:2008:UVFDVKTXTACBDJMAOBEHPZLOLL

not attested not anchored not stored refs pending

Empirical Tests of Zipf's law Mechanism In Open Source Linux Distribution

D. Sornette, G. Von Krogh, S. Spaeth, T. Maillart

arxiv:0807.0014 v1 · 2008-06-30 · physics.data-an · physics.soc-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVFDVKTXTACBDJMAOBEHPZLOLL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:44:32.869565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54a3aaa77980411a580704877e56e5ae4f662d5cec98d1447a0171de1a6ab05

Aliases

arxiv: 0807.0014 · arxiv_version: 0807.0014v1 · doi: 10.48550/arxiv.0807.0014 · pith_short_12: UVFDVKTXTACB · pith_short_16: UVFDVKTXTACBDJMA · pith_short_8: UVFDVKTX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UVFDVKTXTACBDJMAOBEHPZLOLL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a54a3aaa77980411a580704877e56e5ae4f662d5cec98d1447a0171de1a6ab05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f75e366c65bd1bd9fcefb26f9b1cfce6a7080b7c9722cacc22b1ecf41d782d9",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2008-06-30T20:51:01Z",
    "title_canon_sha256": "266600b688ef8930c824c9aaab9c09c4fb0ba8cab84a4371ae17902e6aaa6fcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0014",
    "kind": "arxiv",
    "version": 1
  }
}